/* reset */

html,
body,
h1,
h2,
h3,
h4,
h5,
h6,
div,
dl,
dt,
dd,
ul,
ol,
li,
p,
blockquote,
pre,
hr,
figure,
table,
caption,
th,
td,
form,
fieldset,
legend,
input,
button,
textarea,
menu {
    margin: 0;
    padding: 0;
}

header,
footer,
section,
article,
aside,
nav,
hgroup,
address,
figure,
figcaption,
menu,
details {
    display: block;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

caption,
th {
    text-align: left;
    font-weight: normal;
}

html,
body,
fieldset,
img,
iframe,
abbr {
    border: 0;
}


cite,
em,
var,
address,
dfn {
    font-style: normal;
}

[hidefocus],
summary {
    outline: 0;
}

li {
    list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6,
small {
    font-size: 100%;
}

sup,
sub {
    font-size: 83%;
}

pre,
code,
kbd,
samp {
    font-family: inherit;
}

q:before,
q:after {
    content: none;
}

textarea {
    overflow: auto;
    resize: none;
}

label,
summary {
    cursor: default;
}

a,
button {
    cursor: pointer;
}

del,
ins,
u,
s,
a,
a:hover {
    text-decoration: none;
}

body,
textarea,
input,
button,
select,
keygen,
legend {
    font: 12px/1.14 arial, \5b8b\4f53;
    color: #333;
    outline: 0;
}

body {
    background: #fff;
    width: 100%;
}


//导航
.zhang_nav{
  height: 70px;
  width:810px;
  margin:0 auto;
  position: relative;
  .zhang_nav_left{
    margin-top: 10px;
    float: left;
    img{
      width:160px;
      height:50px;
    }
  }
  .zhang_nav_right{
    float: right;
    li{
      margin-left:25px;
      float: left;
      margin-top:33px;
      text-align: center;
      font-size:14px;
      a{
        color: black;
      }
        a:hover{
        color: #519EF7;
      }
      ol{
        position: absolute;
        display: none;
        background: white;
        z-index: 5;
        width:100px;
        height:90px;
        li{
          width:100%;
          font-size:10px;
          text-align: center;
          line-height: 23px;
          margin:0;
          a{
            color: black;
          }
          :hover{
            color: #519EF7;
          }
        }
      }
    }
  }
  .zhang_nav_top{
    position: absolute;
    top: -25px;
    right:-40px;
    font-size:12px;
    ol{
      width:120px !important;
      height:75px !important;
      li{
        width:120px !important;
      }
    }
  }
}





  
.B_lun {
    width: 100%;
    position: relative;
    img {
        width: 100%;
        height: 325px;
    }
      .B_jia{
        width: 537px;
        position: absolute;
        left: 238px;
        top:100px;
        z-index: 999;
        p{
            color: white;
            font-size: 40px;
            font-weight: 600;
        }
        p:nth-of-type(2){
            margin-left: 50px;
        }
    }
}
.B_box {
    width: 130px;
    margin-left: 179px;
    margin-top: 60px;
    ul {
        li {
            margin-top: 50px;
            margin-left: 10px;
            a {
                font-size: 16px;
                color: #333333;
                padding-left: 10px;
            }
        }
        li:hover{
            border-left: 3px solid #15A0FC;
            padding-left: 10px;
            margin-left: -3px;
        }
    }
}
.B_cr {
    clear: both;
}
.B_box_1 {
    width: 750px;
    height: 1044px;
    float: right;
    margin-top: -360px;
    margin-right:90px;
    .B_box_1_1 {
        border-bottom: 1px solid #F3F3F3;
        padding-bottom: 22px;
        h1 {
            font-size: 16px;
        }
    }
    .B_zi {
        margin-top: 22px;
        p {
            font-size: 10px;
            font-weight: 550;
            line-height: 25px;
        }
    }
    .B_img {
        width: 845px;
        img {
            width: 655px;
            height: 423px;
            margin-top: 9px;
        }
    }
    .B_zi1 {
        margin-top: 10px;
        h1 {
            font-size: px;
            line-height: 25px;
        }
        p{
            line-height: 25px;
        }
        h1:nth-of-type(2) {
            margin-top: 30px;
            font-size: 16px;
            border-bottom: 1px solid #F3F3F3;
            padding-bottom: 11px;
        }
        h1:nth-of-type(3){
             margin-top: 30px;
            font-size: 16px;
            border-bottom: 1px solid #F3F3F3;
            padding-bottom: 11px;
        }
         h1:nth-of-type(4){
             margin-top: 30px;
            font-size: 16px;
            border-bottom: 1px solid #F3F3F3;
            padding-bottom: 11px;
        }
        h1:nth-of-type(5){
             margin-top: 30px;
            font-size: 16px;
            border-bottom: 1px solid #F3F3F3;
            padding-bottom: 11px;
        }
    }
}


